Supplier Page from Thermo Fisher Scientific for Yttrium rod, 6.35mm (0.25in) dia, 99.9% (metals basis excluding Ta)
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific